X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?p=elogind.git;a=blobdiff_plain;f=man%2Fsd_pid_get_session.xml;h=ecd22f7bfefe742a5a9f1315e23f4caf1a36e57d;hp=d2b64195a6eb666f42d7527ae406547dca4ad58c;hb=7abfbe7903d8e792850ec39286a3d86e616a6477;hpb=97e13058170c7759dbbc239d264b9a31b0c81079

diff --git a/man/sd_pid_get_session.xml b/man/sd_pid_get_session.xml
index d2b64195a..ecd22f7bf 100644
--- a/man/sd_pid_get_session.xml
+++ b/man/sd_pid_get_session.xml
@@ -47,7 +47,11 @@
                 <refname>sd_pid_get_unit</refname>
                 <refname>sd_pid_get_user_unit</refname>
                 <refname>sd_pid_get_owner_uid</refname>
-                <refpurpose>Determine session, service or owner of a session of a specific PID</refpurpose>
+                <refname>sd_pid_get_machine_name</refname>
+                <refname>sd_pid_get_slice</refname>
+                <refpurpose>Determine session, service, owner of a
+                session, container/VM or slice of a specific
+                PID</refpurpose>
         </refnamediv>
 
         <refsynopsisdiv>
@@ -77,6 +81,18 @@
                                 <paramdef>pid_t <parameter>pid</parameter></paramdef>
                                 <paramdef>uid_t* <parameter>uid</parameter></paramdef>
                         </funcprototype>
+
+                        <funcprototype>
+                                <funcdef>int <function>sd_pid_get_machine_name</function></funcdef>
+                                <paramdef>pid_t <parameter>pid</parameter></paramdef>
+                                <paramdef>char** <parameter>name</parameter></paramdef>
+                        </funcprototype>
+
+                        <funcprototype>
+                                <funcdef>int <function>sd_pid_get_slice</function></funcdef>
+                                <paramdef>pid_t <parameter>pid</parameter></paramdef>
+                                <paramdef>char** <parameter>slice</parameter></paramdef>
+                        </funcprototype>
                 </funcsynopsis>
         </refsynopsisdiv>
 
@@ -108,7 +124,7 @@
                 function will fail. (More specifically: this call will
                 not work for processes that are part of user units,
                 use <function>sd_pid_get_user_unit()</function> for
-                that.)  The returned string needs to be freed with the
+                that.) The returned string needs to be freed with the
                 libc
                 <citerefentry><refentrytitle>free</refentrytitle><manvolnum>3</manvolnum></citerefentry>
                 call after use.</para>
@@ -131,7 +147,24 @@
                 and not being a shared process of a user this function
                 will fail.</para>
 
-                <para>If the <literal>pid</literal> parameter of any
+                <para><function>sd_pid_get_machine_name()</function>
+                may be used to determine the name of the VM or
+                container is a member of. The machine name is a short
+                string, suitable for usage in file system paths. The
+                returned string needs to be freed with the libc
+                <citerefentry><refentrytitle>free</refentrytitle><manvolnum>3</manvolnum></citerefentry>
+                call after use.</para>
+
+                <para><function>sd_pid_get_slice()</function> may be
+                used to determine the slice unit the process is a
+                member of. See
+                <citerefentry><refentrytitle>systemd.slice</refentrytitle><manvolnum>5</manvolnum></citerefentry>
+                for details about slices. The returned string needs to
+                be freed with the libc
+                <citerefentry><refentrytitle>free</refentrytitle><manvolnum>3</manvolnum></citerefentry>
+                call after use.</para>
+
+                <para>If the <varname>pid</varname> parameter of any
                 of these functions is passed as 0 the operation is
                 executed for the calling process.</para>
         </refsect1>
@@ -149,12 +182,13 @@
 
                 <para>The <function>sd_pid_get_session()</function>,
                 <function>sd_pid_get_unit()</function>,
-                <function>sd_pid_get_user_unit()</function>, and
-                <function>sd_pid_get_owner_uid()</function> interfaces
-                are available as shared library, which can be compiled
-                and linked to with the
-                <literal>libsystemd-login</literal>
-                <citerefentry><refentrytitle>pkg-config</refentrytitle><manvolnum>1</manvolnum></citerefentry>
+                <function>sd_pid_get_user_unit()</function>,
+                <function>sd_pid_get_owner_uid()</function>,
+                <function>sd_pid_get_machine_name()</function> and
+                <function>sd_pid_get_slice()</function> interfaces are
+                available as shared library, which can be compiled and
+                linked to with the
+                <constant>libsystemd-login</constant> <citerefentry><refentrytitle>pkg-config</refentrytitle><manvolnum>1</manvolnum></citerefentry>
                 file.</para>
 
                 <para>Note that the login session identifier as
@@ -171,7 +205,8 @@
                         <citerefentry><refentrytitle>systemd</refentrytitle><manvolnum>1</manvolnum></citerefentry>,
                         <citerefentry><refentrytitle>sd-login</refentrytitle><manvolnum>3</manvolnum></citerefentry>,
                         <citerefentry><refentrytitle>sd_session_is_active</refentrytitle><manvolnum>3</manvolnum></citerefentry>,
-                        <citerefentry><refentrytitle>getsid</refentrytitle><manvolnum>2</manvolnum></citerefentry>
+                        <citerefentry><refentrytitle>getsid</refentrytitle><manvolnum>2</manvolnum></citerefentry>,
+                        <citerefentry><refentrytitle>systemd.slice</refentrytitle><manvolnum>5</manvolnum></citerefentry>
                 </para>
         </refsect1>